Cdpd
abbr. cellular digital packet data 蜂窝式数字包裹数据传输
🗣️ 情景例句
IT is no longer the growth industry it once was.
信息科技业的增长不再像以前那样快。
By falling we learn to go safely.
吃一堑，长一智。
Oh? Is there some trouble?
哦，有什么问题吗？